A and B can complete a piece of work in 80 and 120 days respectively. – McqOptions

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1.	A and B can complete a piece of work in 80 and 120 days respectively. They together start the the work but A left after 20 days. after another 12 days C joined B and now they complete the work in 28 more days. C can complete the work alone in?
A.	92 days
B.	102 days
C.	112 days
D.	124 days
Answer» D. 124 days

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